You must be the duly appointed fiduciary and generally, you need the court's permission.
First the will must be filed for probate and an executor must be appointed. After the payment of the debts of the estate the executor must make distribution of the remaining estate according to the provisions in the will and the state probate laws. The executor acts under the supervision of the court and must settle the estate with expediency.
You must be a court appointed guardian to over-ride your mother's decisions. A Power of Attorney does not give you that type of authority.
The fiduciary is the person with the authority to make deposits to and withdrawals from a fiduciary account. If the original fiduciary cannot act a new fiduciary must be appointed.
A Broker-In-Charge is basically the supervisor or manager of the real estate office. By law, every real estate office must have an appointed Broker-In-Charge, also called a BIC for short.
dd 577 only
A Congressman nominated by a President and confirmed by the United States Senate must resign from his elected position in the Congress permanently, and take on the appointed position in the Cabinet.
DOD must use them, and they have limited liability.
They provide assistance to Certifying Officers.
A Certifying Officer is presumed negligent when there is a fiscal irregularity
The Attorney General serves at the pleasure of the President, but any nominee for the position must be confirmed by the US Senate.
checks and balances
All of the above
A Judge must have passed the relevant Bar exam, but I can find no law requiring the Judge to have actively practiced law prior to being appointed.
Conflict of interest
An executor must be appointed by a court. The executor can resign by filing a resignation with the court and the court will appoint a successor.
To rebut the presumption of negligence, the certifying officer must demonstrate that they exercised due care in reviewing the voucher and supporting documentation. This might include showing that they followed established procedures, requested additional information when necessary, and made a reasonable effort to detect errors or fraud.